6712129 has 2 divisors, whose sum is σ = 6712130. Its totient is φ = 6712128.

The previous prime is 6712061. The next prime is 6712141. The reversal of 6712129 is 9212176.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5513104 + 1199025 = 2348^2 + 1095^2 .

It is a cyclic number.

It is not a de Polignac number, because 6712129 - 2¹³ = 6703937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6712097 and 6712106.

It is not a weakly prime, because it can be changed into another prime (6712729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3356064 + 3356065.

It is an arithmetic number, because the mean of its divisors is an integer number (3356065).

Almost surely, 2^6712129 is an apocalyptic number.

It is an amenable number.

6712129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6712129 is an equidigital number, since it uses as much as digits as its factorization.

6712129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 28.

The square root of 6712129 is about 2590.7776824730. Note that the first 3 decimals coincide. The cubic root of 6712129 is about 188.6340539022.

The spelling of 6712129 in words is "six million, seven hundred twelve thousand, one hundred twenty-nine".